Finding the Third Proportional to 1,281,728 and 2,783,508

Step by Step Solution

1. Step 1: Write the proportion equation
   1,281,728 : 2,783,508 = 2,783,508 : x
2. Step 2: Convert to fraction form
   1,281,728/2,783,508 = 2,783,508/x
3. Step 3: Cross multiply
   1,281,728x = 2,783,508 × 2,783,508
4. Step 4: Simplify right side
   1,281,728x = 7,747,916,786,064
5. Step 5: Solve for x
   x = 7,747,916,786,064/1,281,728
6. Step 6: Final answer
   x = 6,044,899.37